Compare 28031 vs 28123
| Property | 28031 | 28123 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 280311 | 281231 |
| Prime factorization | 28031 | 28123 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28031 | 1, 28123 |
| Number of properties | 3 | 4 |
| Cousin primes (2nd member) | 448th | |
| Happy primes | 495th | |
| Isolated primes | 2168th | 2174th |
| Lucky primes | 479th | |
| Primes | 3059th | 3069th |
| Roman numberals | ||
| Base 2 | 1101101011111112 | 1101101110110112 |
| Base 3 | 11021100123 | 11021201213 |
| Base 4 | 123113334 | 123131234 |
| Base 5 | 13441115 | 13444435 |
| Base 6 | 3334356 | 3341116 |
| Base 7 | 1445037 | 1446647 |
| Base 8 | 665778 | 667338 |
| Base 9 | 424059 | 425179 |
| Base 10 | 2803110 | 2812310 |
| Base 11 | 1a07311 | 1a14711 |
| Base 12 | 1427b12 | 1433712 |
| Base 13 | c9b313 | ca5413 |
| Base 14 | a30314 | a36b14 |
| Base 15 | 848b15 | 84ed15 |
| Base 16 | 6d7f16 | 6ddb16 |